17.Reactions to the online management system were more positive_________those to a paper-basedversion of the same system.
A)which
B)as
C)than
D)that
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18.We all recognize the necessity for people_________the rights of others.
A)respect
B) to respect
C)respecting
D)respected
19. If there's one man________opinion matters more than any others', it's our manager.
A)whom
B)which
C)who
D)whose
20._____________my opinion, customer service here has improved but not as much as expected overthe last 2 years.
A)On
B)In
C)For
D)With
21.We are sure that we___________our second project by the end of the next month.
A) will have completed
B)had completed
C)completed
D)were completing